131393192

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 292118400

約数和(自身を除く): 160725208

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 89, 164, 178, 287, 328, 356, 574, 623, 643, 712, 1148, 1246, 1286, 2296, 2492, 2572, 3649, 4501, 4984, 5144, 7298, 9002, 14596, 18004, 25543, 26363, 29192, 36008, 51086, 52726, 57227, 102172, 105452, 114454, 184541, 204344, 210904, 228908, 369082, 400589, 457816, 738164, 801178, 1476328, 1602356, 2346307, 3204712, 4692614, 9385228, 16424149, 18770456, 32848298, 65696596, 131393192]

約数ペア:

[(1, 131393192), (2, 65696596), (4, 32848298), (7, 18770456), (8, 16424149), (14, 9385228), (28, 4692614), (41, 3204712), (56, 2346307), (82, 1602356), (89, 1476328), (164, 801178), (178, 738164), (287, 457816), (328, 400589), (356, 369082), (574, 228908), (623, 210904), (643, 204344), (712, 184541), (1148, 114454), (1246, 105452), (1286, 102172), (2296, 57227), (2492, 52726), (2572, 51086), (3649, 36008), (4501, 29192), (4984, 26363), (5144, 25543), (7298, 18004), (9002, 14596)]